Pi5 Orionis

Summary

Pi5 Orionis is a rotating ellipsoidal variable^[1]. It draws 18 Wikipedia views per month (rotating_ellipsoidal_variable category, ranking #2 of 3).^[2]

Key Facts

• Pi5 Orionis's instance of is recorded as rotating ellipsoidal variable^[3].
• Pi5 Orionis's instance of is recorded as spectroscopic binary^[4].
• Pi5 Orionis's instance of is recorded as infrared source^[5].
• Pi5 Orionis's instance of is recorded as near-infrared source^[6].
• Pi5 Orionis's instance of is recorded as ultraviolet source^[7].
• Pi5 Orionis's constellation is recorded as Orion^[8].
• Pi5 Orionis's spectral class is recorded as B2III^[9].
• Pi5 Orionis's part of is recorded as Pi Orionis^[10].
• Pi5 Orionis's catalog code is recorded as HD 31237^[11].
• Pi5 Orionis's catalog code is recorded as HIP 22797^[12].
• Pi5 Orionis's catalog code is recorded as HR 1567^[13].
• Pi5 Orionis's catalog code is recorded as IRAS 04516+0221^[14].
• Pi5 Orionis's catalog code is recorded as SAO 112197^[15].
• Pi5 Orionis's catalog code is recorded as 2MASS J04541509+0226263^[16].
• Pi5 Orionis's catalog code is recorded as PLX 1095^[17].
• Pi5 Orionis's catalog code is recorded as BD+02 810^[18].
• Pi5 Orionis's catalog code is recorded as FK5 180^[19].
• Pi5 Orionis's catalog code is recorded as GC 5978^[20].
• Pi5 Orionis's catalog code is recorded as GCRV 2896^[21].
• Pi5 Orionis's catalog code is recorded as HIC 22797^[22].
• Pi5 Orionis's catalog code is recorded as JP11 944^[23].
• Pi5 Orionis's catalog code is recorded as N30 1046^[24].
• Pi5 Orionis's catalog code is recorded as PMC 90-93 128^[25].
• Pi5 Orionis's catalog code is recorded as PPM 148148^[26].
• Pi5 Orionis's catalog code is recorded as ROT 691^[27].

Body

Geography

Pi5 Orionis's part of is recorded as Pi Orionis^[10].

Designation and Status

Recorded instance of include rotating ellipsoidal variable^[3], spectroscopic binary^[4], infrared source^[5], near-infrared source^[6], and ultraviolet source^[7].

History and Context

Catalog codes include HD 31237^[11], HIP 22797^[12], HR 1567^[13], IRAS 04516+0221^[14], SAO 112197^[15], and 2MASS J04541509+0226263^[16].

Why It Matters

Pi5 Orionis draws 18 Wikipedia views per month (rotating_ellipsoidal_variable category, ranking #2 of 3).^[2] It has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.^[28] It is known by 22 alternative names across languages and contexts.^[29]